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Fixed race condition in Release(), supplied by Marcus Overhangen.

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git-svn-id: file:///srv/svn/repos/haiku/trunk/current@1529 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Michael Pfeiffer
2002-10-15 15:53:49 +00:00
parent 905bdfe41c
commit a744b32df3
1 changed files with 8 additions and 9 deletions
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src/servers/print/BeUtils.h
+2 -3
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@@ -57,15 +57,14 @@ public:
// dtor should be private, but ie. ObjectList requires a public dtor! // dtor should be private, but ie. ObjectList requires a public dtor!
virtual ~Object() { }; virtual ~Object() { };
// thread-safe as long as thread that calls acquire has already // thread-safe as long as thread that calls Acquire has already
// a reference to the object // a reference to the object
void Acquire() { void Acquire() {
atomic_add(&fRefCount, 1); atomic_add(&fRefCount, 1);
} }
bool Release() { bool Release() {
atomic_add(&fRefCount, -1); if (atomic_add(&fRefCount, -1) == 1) {
if (fRefCount == 0) {
delete this; return true; delete this; return true;
} else { } else {
return false; return false;